搜索资源列表
pwelch
- 序列x（n）的Welch法功率谱估计 用matlab来实现
longteng4
- Welch法：Welch法对Bartlett法进行了两方面的修正：一是选择适当的窗函数w(n)，并在周期图计算前直接加进去，加窗的优点是无论什么样的窗函数均可使谱估计非负。二是在分段时,可使各段之间有重叠，这样会使方差减小。
Estimation
- 利用直接法和间接法、Welch法求功率谱估计，参数自设，有注释 -Using the direct method and indirect method, Welch France seeking power spectrum estimation, parameter from the set, there are comments
PsdEstimation
- 使用MATLAB对平稳随机信号以改进的功率谱法（welch法）以及Thomson多窗估计法（Thomson Multitaper Method）做功率谱估计的源代码-Pairs of stationary random signals using MATLAB in order to improve the power spectrum method (welch France), and the Thomson multi-window estimation method (Thomson M
spectrumEstimation
- 经典功率谱估计的matlab代码，包括周期图法，ＢＴ法和Welch法，便于对经典功率谱估计性能的理解。-Classical power spectrum estimation matlab code, including Periodogram, BT France, and Welch law, to facilitate the performance of classical power spectrum estimation understanding.
Spectral-analysis
- 实现用bt法，welch法，周期图法，burg法对信号进行滤波-Achieved with the bt method, welch method, periodogram, burg method of signal filtering
welch
- 采用welch法对信号进行功率谱估计，并和原功率谱对比。-Estimate signal power spectral by the method of welch,and compare it to the original power spectral.
gonglvpuguji
- 实现经典功率谱估计，带详细的解释包含不同函数下BT法，周期图法，Bartlett法和Welch法，只含一个主文件，清晰易懂-Classic power spectral estimation, containing only a master file contains different functions under the BT method, periodogram, Bartlett law and Welch method, with detailed explanations, c
FourMethodsOfPeriodogramEstimate
- 非参数的功率谱估计包括四个，周期图法，Blackman-Turkey,Welch-Bartell,改进的周期图法，输入信号为白噪声通过切比雪夫滤波后的信号-Non-parametric estimation of the power spectrum consists of four, periodogram, Blackman-Turkey, Welch-Bartell, improved cycle diagram method, the input signal is white nois
CPM
- 多进制矩形成型连续相位信号的产生程序并用welch法求其功率谱-Continous phase modulation signal and it s PDF
P84li3.1
- 通过给出的随机过程，该随机过程是由3个实正弦信号组成，归一化频率分别为0.1,0.25,0.27，其中相位是相互独立在【0,2*pi】上分布的随机相位；噪声是均值为0、方差为1的实高斯白噪声，信噪比为30db,30db,27db,观测样本数为N，通过bartlett法，Welch法，周期图法计算随机过程的概率谱-Given by stochastic process, the stochastic process is composed of three real sine signal, th
main
- matlab功率谱计算，间接法，直接法welch方法，平均周期法-matlab code for power spectrum, indirect method,direct method,welch method,average period method
Untitlepsd
- 周期图法，间接法，Welch法，Bartlett法，计算功率谱密度(Calculate the power spectral density)
Welch
- 利用matlab实现的Welch法计算信号的功率谱密度。(Using MATLAB to achieve the Welch method to calculate the power spectral density of the signal.)
welch
- weltch窗函数滑动平均法，适合于初学信号处理的读者(Moving average of weltch window function.it is suitable for the readers who fistly learn the signal processing)
OFDMSignalDetection-master
- 程序实现的主要功能： OFDM调制识别：研究了基于高阶累量和基于小波变换的OFDM信号和单载波调制信号的识别算法，仿真分析了两种算法在高斯信道和多径瑞利衰落信道下的信号识别性能。 OFDM参数估计：研究了基于Welch算法和AR模型法求解功率谱进而估计信号带宽的算法，对两种算法的估计性能进行了比较；根据OFDM信号的循环平稳性研究了基于循环谱的载频估计算法；根据 OFDM信号的自相关性研究了基于可变延时自相关和固定延时自相关的FFT相结合的算法，估计了OFDM信号的有效数据长度、符号